1. assalaamu alaykum (Peace be upon you) - by way of greetings
2. wa alaykumus salaam (peace be upon you) - in reply to the greetings
3. bismillah (in the name of Allah) - before making a beginning
4. jazakAllah (may Allah reward you) - for expression of thanks
5. fi amanullah (may Allah protect you) - by way of saying good-bye
6. subhanAllah (glory be to Allah) - for praising something
7. insha’Allah (if Allah wishes) - for expressing a desire to do something
8. astaghfirullah (I beg Allah for forgiveness) - repenting for sins before Allah
9. ma sha’Allah (as Allah has willed) - for expressing appreciation of something good
10. alhamdulillah (praise be to Allah) - for showing gratitude to Allah after success or even after completing anything
11. ya Allah (Oh Allah) - when in pain or distress, calling upon Allah and none else
12. ameen (may it be so) - the end of a Dua or prayer
13. inna lillahi wa inna ilayhi raji'oon (to Allah we belong and to Him is our return) - this is uttered as an expression of sympathy of the news of some loss or some one's death.